1. | January 1, 2007 was Monday. What day of the week lies on Jan. 1, 2008? |
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Answer: Option B Explanation: The year 2007 is an ordinary year. So, it has 1 odd day. 1st day of the year 2007 was Monday. 1st day of the year 2008 will be 1 day beyond Monday. Hence, it will be Tuesday. |
2. | January 1, 2008 is Tuesday. What day of the week lies on Jan 1, 2009? |
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Answer: Option C Explanation: The year 2008 is a leap year. So, it has 2 odd days. 1st day of the year 2008 is Tuesday (Given) So, 1st day of the year 2009 is 2 days beyond Tuesday. Hence, it will be Thursday. |
3. | On 8th Dec, 2007 Saturday falls. What day of the week was it on 8th Dec, 2006? |
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Answer: Option D Explanation: The year 2006 is an ordinary year. So, it has 1 odd day. So, the day on 8th Dec, 2007 will be 1 day beyond the day on 8th Dec, 2006. But, 8th Dec, 2007 is Saturday. 8th Dec, 2006 is Friday. |
4. | Which of the following is not a leap year? |
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Answer: Option A Explanation: The century divisible by 400 is a leap year. The year 700 is not a leap year. |
5. | The calendar for the year 2007 will be the same for the year: |
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Answer: Option D Explanation: Count the number of odd days from the year 2007 onwards to get the sum equal to 0 odd day.
Year : 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Odd day : 1 2 1 1 1 2 1 1 1 2 1
Sum = 14 odd days 0 odd days. Calendar for the year 2018 will be the same as for the year 2007. |
6. | On 8th Feb, 2005 it was Tuesday. What was the day of the week on 8th Feb, 2004? |
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Answer: Option C Explanation: The year 2004 is a leap year. It has 2 odd days. The day on 8th Feb, 2004 is 2 days before the day on 8th Feb, 2005. Hence, this day is Sunday. |
7. | The last day of a century cannot be |
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Answer: Option C Explanation: 100 years contain 5 odd days. Last day of 1st century is Friday. 200 years contain (5 x 2) 3 odd days. Last day of 2nd century is Wednesday. 300 years contain (5 x 3) = 15 1 odd day. Last day of 3rd century is Monday. 400 years contain 0 odd day. Last day of 4th century is Sunday. This cycle is repeated. Last day of a century cannot be Tuesday or Thursday or Saturday. |
8. | How many days are there in x weeks x days? |
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Answer: Option B Explanation: x weeks x days = (7x + x) days = 8x days. |